... . Aluminum alloy frame, delicate appearance, user-friendly. 2. Automatic microcomputer control; touch key, 3. Can set time, temperature, humidity, illuminance. ... : 220±22V, 50±0.5HZModel difference ModelVolumeSize(mm)Period control modeIlluminance(LUX) Day period and night period, automatic 1- ... , Please seehttp://www.agri-instrument.com/product/177.html Intelligent Artifical Climate Control Chamber